cover vs cross

cover and cross both are nouns.

Word	Noun	Adjective	Verb	Adverb
cover	Yes	No	Yes	No
cross	Yes	Yes	Yes	No

As verbs, cover and cross are synonyms defined as:

Other synonyms of cover include cut across, cut through, get across, get over, pass over, track, traverse.

As verbs, cross is a hyponym of cover; that is, cross is a word with a more specific, narrower meaning than cover:

Other hyponyms of cover include span, sweep, traverse, sweep, overlap, overspread, spread, ridge, constellate, dot, stud.

cover (noun)	cross (noun)
the act of concealing the existence of something by obstructing the view of it	(genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids
fire that makes it difficult for the enemy to fire on your own individuals or formations	(genetics) an organism that is the offspring of genetically dissimilar parents or stock; especially offspring produced by breeding plants or animals of different varieties or breeds or species
a false identity and background (especially one created for an undercover agent)	a wooden structure consisting of an upright post with a transverse piece
a recording of a song that was first recorded or made popular by somebody else	a marking that consists of lines that cross each other
bedding that keeps a person warm in bed	any affliction that causes great suffering
a covering that serves to conceal or shelter something
covering for a hole (especially a hole in the top of a container)
the protective covering on the front, back, and spine of a book
a natural object that covers or envelops
a fixed charge by a restaurant or nightclub over and above the charge for food and drink

cover (adjective)	cross (adjective)
	extending or lying across; in a crosswise direction; at right angles to the long axis
	annoyed and irritable

cover (verb)	cross (verb)
sit on (eggs)	breed animals or plants using parents of different races and varieties
clothe, as if for protection from the elements	trace a line through or across
protect by insurance	travel across or pass over
act on verbally or in some form of artistic expression	meet and pass
be responsible for reporting the details of, as in journalism	meet at a point
maintain a check on; especially by patrolling	fold so as to resemble a cross
protect or defend (a position in a game)	hinder or prevent (the efforts, plans, or desires) of
hold within range of an aimed firearm	to cover or extend over an area or time period
play a higher card than the one previously played
be responsible for guarding an opponent in a game
provide with a covering or cause to be covered
form a cover over
copulate with a female, used especially of horses
cover as if with a shroud
put something on top of something else
travel across or pass over
hide from view or knowledge
spread over a surface to conceal or protect
be sufficient to meet, defray, or offset the charge or cost of
to take an action to protect against future problems
invest with a large or excessive amount of something
help out by taking someone's place and temporarily assuming his responsibilities
provide for
span an interval of distance, space or time
include in scope; include as part of something broader; have as one's sphere or territory
make up for shortcomings or a feeling of inferiority by exaggerating good qualities